机械零件的反求设计
Reverse Design of Mechanical Element
机械零件及传动
mechanical parts and drive
mechanical parts and transmission
mechanical component and transmission
机械零件课程设计
course design of machinery elements
机械零件设计
machinery parts design
mechanical part design
course exercise in machinery elements design
机械零件设计基础
basis of machinery elements design
机械零件虚拟装配方法
Application for mechanical virtual assembly
机械原理与机械零件
mechanical principle and mechanical elements
精密机械零件
precision machinery elements
精密机械零件与机构
precision machinery elements & mechanism
具有螺旋线属性的机械零件
A part with helix property
面向机械零件设计
design for mechanical part
盐业机械零件
salt industry mechanical spares